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CVE-2026-89584

🗓️ 11 Sep 2026 19:44:49Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 54 Views

Linux kernel block misaligned user vectors during bio extraction from iov_iter not validated.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-89584 block: validate user space vectors during extraction
11 Sep 202619:44
–cvelist
debiancve
Debian CVE
CVE-2026-89584
11 Sep 202619:44
–debiancve
euvd
EUVD
EUVD-2026-76496
11 Sep 202619:44
–euvd
nvd
NVD
CVE-2026-89584
11 Sep 202620:19
–nvd
osv
OSV
BELL-CVE-2026-89584
15 Sep 202606:05
–osv
osv
OSV
DEBIAN-CVE-2026-89584
11 Sep 202620:19
–osv
osv
OSV
OPENSUSE-SU-2026:11880-1 kernel-devel-7.2.7-1.1 on GA media
24 Sep 202600:00
–osv
osv
OSV
UBUNTU-CVE-2026-89584
11 Sep 202620:19
–osv
ptsecurity
Positive Technologies
PT-2026-90300
11 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-89584: Undefined Security Weakness
11 Sep 202600:00
–rapid7
Rows per page
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.18–7.2.4
linuxlinux_kernelRange7.3.0–7.3-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "block/bio.c",
      "block/blk-map.c",
      "block/fops.c",
      "fs/iomap/direct-io.c",
      "include/linux/bio.h",
      "include/linux/uio.h",
      "lib/iov_iter.c"
    ],
    "versions": [
      {
        "version": "5ff3f74e145adc79b49668adb8de276446acf6be",
        "lessThan": "d44a97a3b1c00cc571245124e23e5ceb0a0225a0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5ff3f74e145adc79b49668adb8de276446acf6be",
        "lessThan": "14b007e178811db72fbb1ebb3535160db6ec1e6a",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "block/bio.c",
      "block/blk-map.c",
      "block/fops.c",
      "fs/iomap/direct-io.c",
      "include/linux/bio.h",
      "include/linux/uio.h",
      "lib/iov_iter.c"
    ],
    "versions": [
      {
        "version": "6.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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13 Sep 2026 07:17Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.8
EPSS0.00165
54